25615240

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{1867}}^1$

素因数の和:1899

約数の個数: 64

約数和(自身を含む): 67248000

約数和(自身を除く): 41632760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 343, 392, 490, 686, 980, 1372, 1715, 1867, 1960, 2744, 3430, 3734, 6860, 7468, 9335, 13069, 13720, 14936, 18670, 26138, 37340, 52276, 65345, 74680, 91483, 104552, 130690, 182966, 261380, 365932, 457415, 522760, 640381, 731864, 914830, 1280762, 1829660, 2561524, 3201905, 3659320, 5123048, 6403810, 12807620, 25615240]

約数ペア:

[(1, 25615240), (2, 12807620), (4, 6403810), (5, 5123048), (7, 3659320), (8, 3201905), (10, 2561524), (14, 1829660), (20, 1280762), (28, 914830), (35, 731864), (40, 640381), (49, 522760), (56, 457415), (70, 365932), (98, 261380), (140, 182966), (196, 130690), (245, 104552), (280, 91483), (343, 74680), (392, 65345), (490, 52276), (686, 37340), (980, 26138), (1372, 18670), (1715, 14936), (1867, 13720), (1960, 13069), (2744, 9335), (3430, 7468), (3734, 6860)]